Experiments have shown that 160 decibels of noise are lethal for small fur-beari

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问题 Experiments have shown that 160 decibels of noise are lethal for small fur-bearing animals.

选项 A、protective
B、deadly
C、harmful
D、deafening

答案 B

解析形容词辨析lethal表：致命的；而选项A protective保护的，给与保护的；B．deadly致命的，势不两立的，极度的；C．harmful有害的，伤害的；D．deafening震耳欲聋的；因此B为答案。

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